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Add JFace snippet Snippet054NativeControlsInViewers, thanks to WasserDragoon
author Frank Benoit <benoit@tionex.de>
date Wed, 29 Apr 2009 11:01:41 +0200
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178:61dd51f8d45f 179:89de7ff0752c
1 /*******************************************************************************
2 * Copyright (c) 2006 Tom Schindl and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * Tom Schindl - initial API and implementation
10 *******************************************************************************/
11
12 module jface.snippets.viewers.Snippet054NativeControlsInViewers;
13
14 import dwtx.jface.viewers.CellLabelProvider;
15 import dwtx.jface.viewers.ColumnLabelProvider;
16 import dwtx.jface.viewers.IStructuredContentProvider;
17 import dwtx.jface.viewers.TableViewer;
18 import dwtx.jface.viewers.TableViewerColumn;
19 import dwtx.jface.viewers.Viewer;
20 import dwtx.jface.viewers.ViewerCell;
21 import dwt.DWT;
22 import dwt.custom.TableEditor;
23 import dwt.dwthelper.utils;
24 import dwt.events.DisposeEvent;
25 import dwt.events.DisposeListener;
26 import dwt.events.SelectionAdapter;
27 import dwt.events.SelectionEvent;
28 import dwt.events.SelectionListener;
29 import dwt.layout.FillLayout;
30 import dwt.layout.RowLayout;
31 import dwt.widgets.Button;
32 import dwt.widgets.Composite;
33 import dwt.widgets.Display;
34 import dwt.widgets.Shell;
35 import dwt.widgets.TableItem;
36
37 import tango.util.Convert;
38 import tango.util.collection.ArraySeq;
39
40 /**
41 * Example how to place native controls into a viewer with the new JFace-API
42 * because has the potential to eat up all your handles you should think about
43 * alternate approaches e.g. takeing a screenshot of the control
44 *
45 * @author Tom Schindl <tom.schindl@bestsolution.at>
46 *
47 */
48 public class Snippet054NativeControlsInViewers {
49
50 private class MyContentProvider: IStructuredContentProvider {
51
52 /*
53 * (non-Javadoc)
54 *
55 * @see org.eclipse.jface.viewers.IStructuredContentProvider#getElements(java.lang.Object)
56 */
57 public Object[] getElements(Object inputElement) {
58 return (cast(ArraySeq!(MyModel))inputElement).toArray;
59 }
60
61 /*
62 * (non-Javadoc)
63 *
64 * @see org.eclipse.jface.viewers.IContentProvider#dispose()
65 */
66 public void dispose() {
67
68 }
69
70 /*
71 * (non-Javadoc)
72 *
73 * @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer,
74 * java.lang.Object, java.lang.Object)
75 */
76 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
77
78 }
79
80 }
81
82 public class MyModel {
83 public int counter;
84
85 public this(int counter) {
86 this.counter = counter;
87 }
88
89 public String toString() {
90 return "Item " ~ to!(char[])(this.counter);
91 }
92 }
93
94 public this(Shell shell) {
95 final TableViewer v = new TableViewer(shell, DWT.BORDER
96 | DWT.FULL_SELECTION);
97 v.setContentProvider(new MyContentProvider());
98
99 TableViewerColumn column = new TableViewerColumn(v, DWT.NONE);
100 column.getColumn().setWidth(200);
101 column.getColumn().setText("Column 1");
102 column.setLabelProvider(new class() ColumnLabelProvider {
103
104 public String getText(Object element) {
105 return element.toString();
106 }
107
108 });
109
110 column = new TableViewerColumn(v, DWT.NONE);
111 column.getColumn().setWidth(200);
112 column.getColumn().setText("Column 2");
113 column.setLabelProvider(new class() CellLabelProvider {
114
115 public void update(ViewerCell cell) {
116 final TableItem item = cast(TableItem) cell.getItem();
117 DisposeListener listener = new class(item) DisposeListener {
118
119 private TableItem item;
120
121 public this(TableItem item) {
122 this.item = item;
123 }
124
125 public void widgetDisposed(DisposeEvent e) {
126 if( item.getData("EDITOR") !is null ) {
127 TableEditor editor = cast(TableEditor) item.getData("EDITOR");
128 editor.getEditor().dispose();
129 editor.dispose();
130 }
131 }
132
133 };
134
135 if (item.getData("EDITOR") !is null) {
136 TableEditor editor = cast(TableEditor) item.getData("EDITOR");
137 editor.getEditor().dispose();
138 editor.dispose();
139 }
140
141 if( item.getData("DISPOSELISTNER") !is null ) {
142 item.removeDisposeListener(cast(DisposeListener) item.getData("DISPOSELISTNER"));
143 }
144
145 TableEditor editor = new TableEditor(item.getParent());
146 item.setData("EDITOR", editor);
147 Composite comp = new Composite(item.getParent(), DWT.NONE);
148 comp.setBackground(item.getParent().getBackground());
149 comp.setBackgroundMode(DWT.INHERIT_DEFAULT);
150 RowLayout l = new RowLayout();
151 l.marginHeight = 0;
152 l.marginWidth = 0;
153 l.marginTop = 0;
154 l.marginBottom = 0;
155 comp.setLayout(l);
156 Button rad = new Button(comp, DWT.RADIO);
157 Button rad1 = new Button(comp, DWT.RADIO);
158 Button rad2 = new Button(comp, DWT.RADIO);
159
160 editor.grabHorizontal = true;
161 editor.setEditor(comp, item, 1);
162
163 item.addDisposeListener(listener);
164 item.setData("DISPOSELISTNER",cast(Object)listener);
165 }
166
167 });
168
169 ArraySeq!(MyModel) model = createModel(10);
170 v.setInput(model);
171 v.getTable().setLinesVisible(true);
172 v.getTable().setHeaderVisible(true);
173 }
174
175 private ArraySeq!(MyModel) createModel(int amount) {
176 ArraySeq!(MyModel) elements = new ArraySeq!(MyModel);
177 elements.capacity = amount;
178
179 for (int i = 0; i < amount; i++) {
180 elements ~= new MyModel(i);
181 }
182
183 return elements;
184 }
185 }
186
187 void main() {
188 Display display = new Display();
189 Shell shell = new Shell(display);
190 shell.setLayout(new FillLayout());
191 new Snippet054NativeControlsInViewers(shell);
192 shell.open();
193
194 while (!shell.isDisposed()) {
195 if (!display.readAndDispatch())
196 display.sleep();
197 }
198
199 display.dispose();
200
201 }